Swa2p-dependent clathrin dynamics is critical for Flo11p processing and ‘Mat’ formation in the yeast Saccharomyces cerevisiae

The yeast Saccharomyces cerevisiae is able to form complex multicellular structures called mats on low-density agar Petri plates. Mat formation strictly depends on Flo11p, a cell surface mannoprotein that mediates the adhesion of yeast cells to the agar surface. Here, we show that Swa2p, an auxilin...

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Veröffentlicht in:FEBS letters 2010-03, Vol.584 (6), p.1149-1155
Hauptverfasser: Martineau, Céline N., Melki, Ronald, Kabani, Mehdi
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Melki, Ronald
Kabani, Mehdi
description The yeast Saccharomyces cerevisiae is able to form complex multicellular structures called mats on low-density agar Petri plates. Mat formation strictly depends on Flo11p, a cell surface mannoprotein that mediates the adhesion of yeast cells to the agar surface. Here, we show that Swa2p, an auxilin ortholog required for clathrin-coated vesicle uncoating, is strictly required for biofilm formation. We show that the maturation and cellular levels of Flo11p are affected in Δswa2 cells, yet without compromising invasive growth. Both the TPR and J-domains of Swa2p, but not its clathrin-binding and ubiquitin-association motifs, are required for its function in Flo11p processing.
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subjects Adaptor Proteins, Vesicular Transport
Adaptor Proteins, Vesicular Transport - metabolism
Auxilin
Binding Sites
Binding Sites - genetics
Cell Adhesion
Cell Adhesion - genetics
Cell Adhesion - physiology
Cell Communication
Cell Communication - genetics
Cell Communication - physiology
Clathrin
Clathrin - metabolism
Cognitive Sciences
Flo11
Fungal biofilm
Gene Deletion
Life Sciences
Membrane Glycoproteins
Membrane Glycoproteins - metabolism
Neurobiology
Neurons and Cognition
Organisms, Genetically Modified
Phosphoproteins
Phosphoproteins - chemistry
Phosphoproteins - genetics
Phosphoproteins - metabolism
Phosphoproteins - physiology
Protein Binding
Protein Binding - genetics
Protein Processing, Post-Translational
Protein Processing, Post-Translational - genetics
Protein Structure, Tertiary
Protein Structure, Tertiary - genetics
Protein Structure, Tertiary - physiology
Psychology and behavior
Saccharomyces cerevisiae
Saccharomyces cerevisiae - genetics
Saccharomyces cerevisiae - growth & development
Saccharomyces cerevisiae - metabolism
Saccharomyces cerevisiae - physiology
Saccharomyces cerevisiae Proteins
Saccharomyces cerevisiae Proteins - chemistry
Saccharomyces cerevisiae Proteins - genetics
Saccharomyces cerevisiae Proteins - metabolism
Saccharomyces cerevisiae Proteins - physiology
Swa2
Ubiquitin
Ubiquitin - metabolism
Vesicular Transport Proteins
Vesicular Transport Proteins - chemistry
Vesicular Transport Proteins - genetics
Vesicular Transport Proteins - metabolism
Vesicular Transport Proteins - physiology
Ydj1
title Swa2p-dependent clathrin dynamics is critical for Flo11p processing and ‘Mat’ formation in the yeast Saccharomyces cerevisiae
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